In 1999, a forest covered an area of 1500 km¯. Since then, this area has decreased by 4.25% each year. Let t be the number of years since 1999. Let y be the area that the forest covers in km´. Write an exponential function showing the relationship between y and t.

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
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Chapter6: Exponential Functions And Sequences
Section6.4: Exponential Growth And Decay
Problem 39E
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Writing an equation that models exponential growth or decay
In 1999, a forest covered an area of 1500 km¯. Since then, this area has decreased by 4.25% each year.
Let t be the number of years since 1999. Let y be the area that the forest covers in km'
Write an exponential function showing the relationship between y and t.
品
D=D
Explanation
Check
02021 McGraw Hill Education All Rights Reserved Terr
MA 1
25
MacBoo
esc
olo
Transcribed Image Text:Writing an equation that models exponential growth or decay In 1999, a forest covered an area of 1500 km¯. Since then, this area has decreased by 4.25% each year. Let t be the number of years since 1999. Let y be the area that the forest covers in km' Write an exponential function showing the relationship between y and t. 品 D=D Explanation Check 02021 McGraw Hill Education All Rights Reserved Terr MA 1 25 MacBoo esc olo
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